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- /************************************************************************************
- * configs/beaglebone-black/include/board.h
- *
- * Copyright (C) 2018 Petro Karashchenko. All rights reserved.
- * Author: Petro Karashchenko <petro.karashchenko@gmail.com>
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- * 3. Neither the name NuttX nor the names of its contributors may be
- * used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
- * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
- * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- *
- ************************************************************************************/
- #ifndef __CONFIGS_BEAGLEBONE_BLACK_INCLUDE_BOARD_H
- #define __CONFIGS_BEAGLEBONE_BLACK_INCLUDE_BOARD_H
- /************************************************************************************
- * Included Files
- ************************************************************************************/
- #include <nuttx/config.h>
- #include "chip/am335x_pinmux.h"
- /************************************************************************************
- * Pre-processor Definitions
- ************************************************************************************/
- /* Clocking *************************************************************************/
- /* Since NuttX is booted from a loader on the AM335X, clocking should already be setup
- * when NuttX starts.
- */
- /* LED definitions ******************************************************************/
- /* The beaglebone black has four user LEDs; all four can be controlled from software.
- * All are tied to ground and, hence, illuminated by driving the output pins to a high
- * value:
- *
- * 1. LED0 GPMC_A5 GPMC_A5/GMII2_TXD0/RGMII2_TD0/RMII2_TXD0/GPMC_A21/PR1_MII1_RXD3/
- * eQEP1B_IN/GPIO1_21
- * 2. LED1 GPMC_A6 GPMC_A6/GMII2_TXCLK/RGMII2_TCLK/MMC2_DAT4/GPMC_A22/PR1_MII1_RXD2/
- * eQEP1_INDEX/GPIO1_22
- * 3. LED2 GPMC_A7 GPMC_A7/GMII2_RXCLK/RGMII2_RCLK/MMC2_DAT5/GPMC_A23/PR1_MII1_RXD1/
- * eQEP1_STROBE/GPIO1_23
- * 4. LED3 GPMC_A8 GPMC_A8/GMII2_RXD3/RGMII2_RD3/MMC2_DAT6/GPMC_A24/PR1_MII1_RXD0/
- * MCASP0_ACLKX/GPIO1_24
- */
- /* LED index values for use with board_userled() */
- #define USER_LED0 0
- #define USER_LED1 1
- #define USER_LED2 2
- #define USER_LED3 3
- #define BOARD_NLEDS 4
- /* LED bits for use with board_userled_all() */
- #define BOARD_LED0_BIT (1 << USER_LED0)
- #define BOARD_LED1_BIT (1 << USER_LED1)
- #define BOARD_LED2_BIT (1 << USER_LED2)
- #define BOARD_LED3_BIT (1 << USER_LED3)
- /* These LEDs are not used by the board port unless CONFIG_ARCH_LEDS is
- * defined. In that case, the usage by the board port is defined in
- * include/board.h and src/am335x_leds.c. The LEDs are used to encode OS-related
- * events as follows:
- *
- * SYMBOL Value Meaning LED state
- * LED0 LED1 LED2
- * ----------------- ----- ----------------------- ---- ---- ------------ */
- #define LED_STARTED 0 /* NuttX has been started ON OFF OFF */
- #define LED_HEAPALLOCATE 1 /* Heap has been allocated OFF ON OFF */
- #define LED_IRQSENABLED 2 /* Interrupts enabled ON ON OFF */
- #define LED_STACKCREATED 2 /* Idle stack created ON ON OFF */
- #define LED_INIRQ 3 /* In an interrupt N/C N/C Soft glow */
- #define LED_SIGNAL 3 /* In a signal handler N/C N/C Soft glow */
- #define LED_ASSERTION 3 /* An assertion failed N/C N/C Soft glow */
- #define LED_PANIC 3 /* The system has crashed N/C N/C 2Hz Flashing */
- /* LED_IDLE --- /* MCU is is sleep mode Not used
- *
- * After booting, LED0 and 1 are not longer used by the system and can be used for
- * other purposes by the application (Of course, all LEDs are available to the
- * application if CONFIG_ARCH_LEDS is not defined.
- */
- /* NAND *****************************************************************************/
- /* GPIO pin disambiguation **********************************************************/
- /* UARTs ****************************************************************************/
- /* One UART connections is available:
- *
- * 1. UART0 is available on FT2232H USB to Serial Adapter.
- *
- * FT2232H BDBUS1 Pin UART0-RXD UART0_RXD/SPI1_CS0/DCAN0_TX/I2C2_SDA/
- eCAP2_IN_PWM2_OUT/PR1_PRU1_PRU_R30_14/
- * PR1_PRU1_PRU_R31_14/GPIO1_10
- * FT2232H BDBUS0 Pin UART0-TXD UART0_TXD/SPI1_CS1/DCAN0_RX/I2C2_SCL/
- * eCAP1_IN_PWM1_OUT/PR1_PRU1_PRU_R30_15/
- * PR1_PRU1_PRU_R31_15/GPIO1_11
- */
- /************************************************************************************
- * Assembly Language Macros
- ************************************************************************************/
- #ifdef __ASSEMBLY__
- .macro config_sdram
- .endm
- #endif /* __ASSEMBLY__ */
- #endif /* __CONFIGS_BEAGLEBONE_BLACK_INCLUDE_BOARD_H */
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